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Restructuring - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2019 | Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018
Restructuring Cost and Reserve [Line Items] |  |  |  |
Asset impairments | $ 9,700 | $ 9,680 | $ 0 |
Definite-lived intangible assets | 7,100 |  |  |
Restructuring reserve | 3,280 | $ 3,280 |  | $ 6,170
Property, plant and equipment |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Asset impairments | 2,000 |  |  |
Building right-of-use asset |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Asset impairments | 600 |  |  |
Customer relationships |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Definite-lived intangible assets | 6,100 |  |  |
Unpatented technology |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Definite-lived intangible assets | $ 1,000 |  |  |

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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228 + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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